Novel refrigeration cycle configurations for performance improvements in LNG processes at small scaleCitation formats

Standard

Novel refrigeration cycle configurations for performance improvements in LNG processes at small scale. / Almeida-Trasviña, Fernando; Smith, Robin.

29th European Symposium on Computer Aided Process Engineering. ed. / Anton A. Kiss; Edwin Zondervan; Richard Lakerveld; Leyla Özkan. Vol. 46 Amsterdam : Elsevier BV, 2019. p. 421-426.

Research output: Chapter in Book/Report/Conference proceedingChapter

Harvard

Almeida-Trasviña, F & Smith, R 2019, Novel refrigeration cycle configurations for performance improvements in LNG processes at small scale. in AA Kiss, E Zondervan, R Lakerveld & L Özkan (eds), 29th European Symposium on Computer Aided Process Engineering. vol. 46, Elsevier BV, Amsterdam, pp. 421-426, 29th European Symposium on Computer Aided Process Engineering, Eindhoven, Netherlands, 16/06/19. https://doi.org/10.1016/b978-0-12-818634-3.50071-0

APA

Almeida-Trasviña, F., & Smith, R. (2019). Novel refrigeration cycle configurations for performance improvements in LNG processes at small scale. In A. A. Kiss, E. Zondervan, R. Lakerveld, & L. Özkan (Eds.), 29th European Symposium on Computer Aided Process Engineering (Vol. 46, pp. 421-426). Elsevier BV. https://doi.org/10.1016/b978-0-12-818634-3.50071-0

Vancouver

Almeida-Trasviña F, Smith R. Novel refrigeration cycle configurations for performance improvements in LNG processes at small scale. In Kiss AA, Zondervan E, Lakerveld R, Özkan L, editors, 29th European Symposium on Computer Aided Process Engineering. Vol. 46. Amsterdam: Elsevier BV. 2019. p. 421-426 https://doi.org/10.1016/b978-0-12-818634-3.50071-0

Author

Almeida-Trasviña, Fernando ; Smith, Robin. / Novel refrigeration cycle configurations for performance improvements in LNG processes at small scale. 29th European Symposium on Computer Aided Process Engineering. editor / Anton A. Kiss ; Edwin Zondervan ; Richard Lakerveld ; Leyla Özkan. Vol. 46 Amsterdam : Elsevier BV, 2019. pp. 421-426

Bibtex

@inbook{3658fb6ef5dd4e5c993bfaa70aa4a7af,
title = "Novel refrigeration cycle configurations for performance improvements in LNG processes at small scale",
abstract = "The refrigeration cycles employed in the LNG industry are highly energy-intensive. The costs associated to the shaft work energy required for refrigerant compression usually dominates the overall operating costs of the LNG plant. In this work, four different single mixed refrigerant (SMR) cycle configurations, including the commercial PRICO cycle and the CryoMan cycle, are studied for energy-efficiency improvements in the production of LNG at small scale (i.e. up to 1 million tonnes per annum, MTPA). The cycle configurations are based on structural modifications applied to the PRICO cycle. The four configurations are first optimised to minimise shaft work demand, so analysis is carried out in the scenario in which each cycle fully exploits their corresponding configuration. Additionally, the complexity of the SMR cycles, in terms of number of compression stages is kept similar, so the energy savings can be associated to the structural modifications only. From the four SMR cycles, the CryoMan cycle is the most energy-efficient, achieving saving of around 8.5% compared to the commercial PRICO cycle. The exergy analysis applied to their multi-stream heat exchangers (MSHE) suggests that the structural modifications allow reducing the refrigeration duty at the lowest temperature level to bring energy savings.",
keywords = "LNG, small scale, refrigeration cycle, SMR cycles",
author = "Fernando Almeida-Trasvi{\~n}a and Robin Smith",
year = "2019",
doi = "10.1016/b978-0-12-818634-3.50071-0",
language = "English",
isbn = "9780128186343",
volume = "46",
pages = "421--426",
editor = "{ Kiss}, {Anton A.} and Edwin Zondervan and Richard Lakerveld and Leyla {\"O}zkan",
booktitle = "29th European Symposium on Computer Aided Process Engineering",
publisher = "Elsevier BV",
address = "Netherlands",
note = "29th European Symposium on Computer Aided Process Engineering : 29th European Symposium on Computer-Aided Process Engineering, ESCAPE-29 ; Conference date: 16-06-2019 Through 19-06-2019",
url = "http://www.escape29.nl",

}

RIS

TY - CHAP

T1 - Novel refrigeration cycle configurations for performance improvements in LNG processes at small scale

AU - Almeida-Trasviña, Fernando

AU - Smith, Robin

PY - 2019

Y1 - 2019

N2 - The refrigeration cycles employed in the LNG industry are highly energy-intensive. The costs associated to the shaft work energy required for refrigerant compression usually dominates the overall operating costs of the LNG plant. In this work, four different single mixed refrigerant (SMR) cycle configurations, including the commercial PRICO cycle and the CryoMan cycle, are studied for energy-efficiency improvements in the production of LNG at small scale (i.e. up to 1 million tonnes per annum, MTPA). The cycle configurations are based on structural modifications applied to the PRICO cycle. The four configurations are first optimised to minimise shaft work demand, so analysis is carried out in the scenario in which each cycle fully exploits their corresponding configuration. Additionally, the complexity of the SMR cycles, in terms of number of compression stages is kept similar, so the energy savings can be associated to the structural modifications only. From the four SMR cycles, the CryoMan cycle is the most energy-efficient, achieving saving of around 8.5% compared to the commercial PRICO cycle. The exergy analysis applied to their multi-stream heat exchangers (MSHE) suggests that the structural modifications allow reducing the refrigeration duty at the lowest temperature level to bring energy savings.

AB - The refrigeration cycles employed in the LNG industry are highly energy-intensive. The costs associated to the shaft work energy required for refrigerant compression usually dominates the overall operating costs of the LNG plant. In this work, four different single mixed refrigerant (SMR) cycle configurations, including the commercial PRICO cycle and the CryoMan cycle, are studied for energy-efficiency improvements in the production of LNG at small scale (i.e. up to 1 million tonnes per annum, MTPA). The cycle configurations are based on structural modifications applied to the PRICO cycle. The four configurations are first optimised to minimise shaft work demand, so analysis is carried out in the scenario in which each cycle fully exploits their corresponding configuration. Additionally, the complexity of the SMR cycles, in terms of number of compression stages is kept similar, so the energy savings can be associated to the structural modifications only. From the four SMR cycles, the CryoMan cycle is the most energy-efficient, achieving saving of around 8.5% compared to the commercial PRICO cycle. The exergy analysis applied to their multi-stream heat exchangers (MSHE) suggests that the structural modifications allow reducing the refrigeration duty at the lowest temperature level to bring energy savings.

KW - LNG

KW - small scale

KW - refrigeration cycle

KW - SMR cycles

U2 - 10.1016/b978-0-12-818634-3.50071-0

DO - 10.1016/b978-0-12-818634-3.50071-0

M3 - Chapter

SN - 9780128186343

VL - 46

SP - 421

EP - 426

BT - 29th European Symposium on Computer Aided Process Engineering

A2 - Kiss, Anton A.

A2 - Zondervan, Edwin

A2 - Lakerveld, Richard

A2 - Özkan, Leyla

PB - Elsevier BV

CY - Amsterdam

T2 - 29th European Symposium on Computer Aided Process Engineering

Y2 - 16 June 2019 through 19 June 2019

ER -